[LLVM][INTRINSICS] adding intrinsics of CLFLUSHOPT

michaelz-eng · michaelz-eng · commit bdc5f40dcaa7 · 2016-07-05T14:42:12.000Z
Differential Revision: http://reviews.llvm.org/D21789 llvm-svn: 274553
diff --git a/llvm/include/llvm/IR/IntrinsicsX86.td b/llvm/include/llvm/IR/IntrinsicsX86.td
@@ -4189,6 +4189,13 @@ let TargetPrefix = "x86" in {  // All intrinsics start with "llvm.x86.".
               Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty], []>;
 }
 
+//===----------------------------------------------------------------------===//
+// CLFLUSHOPT
+let TargetPrefix = "x86" in {  // All intrinsics start with "llvm.x86.".
+  def int_x86_clflushopt : GCCBuiltin<"__builtin_ia32_clflushopt">,
+              Intrinsic<[], [llvm_ptr_ty], []>;
+}
+
 //===----------------------------------------------------------------------===//
 // Support protection key
 let TargetPrefix = "x86" in {  // All intrinsics start with "llvm.x86.".
diff --git a/llvm/lib/Target/X86/X86InstrInfo.td b/llvm/lib/Target/X86/X86InstrInfo.td
@@ -2514,7 +2514,7 @@ let Predicates = [HasTBM] in {
 //
 
 def CLFLUSHOPT : I<0xAE, MRM7m, (outs), (ins i8mem:$src),
-                   "clflushopt\t$src", []>, PD;
+                   "clflushopt\t$src", [(int_x86_clflushopt addr:$src)]>, PD;
 def CLWB       : I<0xAE, MRM6m, (outs), (ins i8mem:$src), "clwb\t$src", []>, PD;
 def PCOMMIT    : I<0xAE, MRM_F8, (outs), (ins), "pcommit", []>, PD;
 
